A pencil and four erasers cost $3.50, while a pencil and 10 erasers cost $8. a. How much is 1 eraser?
b. How much is one pencil?

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.